Ecoacoustic Beamforming Analysis

🧭 Geophony Profile Metadata

Profile: surf_river

Weights: {'Hf': 0.1, 'ADI': 0.3, 'TEMP': 0.1, 'ACI': 0.2, 'SPATIAL': 0.3}

Params: ADI_dB=-30, corr=0.65, min_angle=40.0, hpf=60, envelope_median_ms=None

DEBUG: LF_energy<120Hz pre=0.3362 post=0.1407 (profile=surf_river, preproc=applied)

DEBUG: total_score(direction_0)=0.3609 (profile=surf_river)

DEBUG: ADI_dB threshold used: -30

📊 Analysis Parameters

Duration: 30s

Grid Mode: fibonacci

Max Exports: 5

Min Uniqueness: 0.3

Correlation Threshold: 0.7

Sample Rate: 44100 Hz

Total Directions

Selected Directions

Exported Files

Analysis Duration

30s

🔊 Selected Direction Audio Files

Listen to the exported beamformed audio for each selected direction:

Direction: NORTHWEST

Uniqueness Score: 0.7676

RMS Power: 0.0036

Components:
Activity: 1.000 | Frequency: 0.901 | Temporal: 0.738 | Acoustic: 0.834 | Spatial: 0.522

Direction: DOWN

Uniqueness Score: 0.6049

RMS Power: 0.0025

Components:
Activity: 0.288 | Frequency: 0.239 | Temporal: 0.228 | Acoustic: 1.000 | Spatial: 0.939

Direction: UP-EAST

Uniqueness Score: 0.4959

RMS Power: 0.0032

Components:
Activity: 0.542 | Frequency: 0.484 | Temporal: 0.194 | Acoustic: 0.411 | Spatial: 0.649

Direction: UP-SOUTH

Uniqueness Score: 0.3840

RMS Power: 0.0029

Components:
Activity: 0.628 | Frequency: 0.142 | Temporal: 0.146 | Acoustic: 0.166 | Spatial: 0.769

📈 Analysis Results Overview

Selection Analysis Visualization

$Selection Analysis$

Exported Direction Spectrograms

📋 Detailed Metrics (Selected Directions)

Direction	ACI	ADI	Hf	Ht	Total Score	RMS Power
northwest	605.5412	0.3881	0.4780	0.7868	0.7676	0.0036
down	607.0431	0.1250	0.4087	0.8309	0.6049	0.0025
up-east	601.7055	0.2226	0.4335	0.8339	0.4959	0.0032
up-south	599.4898	0.0867	0.4418	0.8380	0.3840	0.0029

⚖️ Uniqueness Score Weights

Activity (Hf): 0.25

Frequency Diversity (ADI): 0.25

Temporal Complexity (1-Ht): 0.15

Acoustic Complexity (ACI): 0.20

Spatial Uniqueness: 0.15

📁 Generated Files

📊 maad_indices_all_directions.csv - Complete indices for all directions
📊 maad_indices.csv - Indices for selected/exported directions
📈 selection_analysis.png - Comprehensive analysis visualization
📈 exported_spectrograms.png - Spectrogram comparison
📄 selection_report.txt - Detailed text report
📊 correlation_matrix.csv - Direction correlation data
🎵 ecoacoustic_northwest_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_down_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_up-east_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_up-south_30s.wav - Beamformed audio file (SELECTED)

🎵 Ecoacoustic Beamforming Analysis Report

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